Portion of speakerphone



FIG. 1 is a perspective view of a portion of speakerphone, showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is an enlarged view of the portion 3 indicated in FIG. 1;

FIG. 4 is a left side elevational view thereof; and,

FIG. 5 is a top plan view thereof.

The broken lines consisting of a long dash and one short dash depict reference to the enlargement shown in FIG. 3 and form no part of the claimed design.

The broken lines consisting of a long dash and two short dashes depict a boundary of the claimed design and form no part of the claimed design.

All other broken lines depict environmental subject matter only and form no part of the claimed design. 

CLAIM We claim the ornamental design for a portion of speakerphone, as shown and described. 